The world in brief

In today's edition: Russia's new offensive in Ukraine, a new boss for the Bank of Japan and alcohol bans in Aboriginal communities

Maritime bully

How China has co-opted a cartographic mistake to intimidate its neighbours

• cartographic: 지도 제작상의

Up. Down. And sideways?

Things are looking up for China's big tech firms, but greater competition and fickle government could contrain their prospects

• look up: 나아지다
• fickle: 변덕스러운; 변화가 심한

The cost of loving

These are the most expensive cities in which to celebrate Valentine's Day

<Reference: Economist>